Our organization is seeking an experienced Data Scientist to develop and modernize a cutting-edge eCommerce platform for millions of customers.
Key Responsibilities:
* Designing and optimizing semantic search solutions using Lucene/Solr and embeddings
* Applying machine learning techniques to improve search relevance
* Collaborating with cross-functional teams
Required Qualifications:
* 5+ years of experience in Data Science or Machine Learning Engineering with a focus on Information Retrieval or Semantic Search
* Strong programming skills in Java and Python with production-level code
* Deep knowledge of Lucene, Solr, or Elasticsearch, including indexing, query tuning, and analyzers
* Experience with Vector Databases, Embeddings, and Semantic Search techniques
* Strong understanding of NLP techniques such as tokenization, embeddings, and transformers
* Ability to deploy and maintain ML/search systems in production
* Solid understanding of software engineering best practices
Language Proficiency:
* English: B2 Upper Intermediate
Work Location: Campina Grande do Sul, PR, Brazil